How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/29100.0*Chance in playoffs100.0*Average seed
Real Betis 1 Olympiakos Pira 0 -23.5
-0.5
Milan 5 F91 Dudelange 2 -3.2
-0.1
Week of 12/13100.0*Chance in playoffs100.0*Average seed
Olympiakos Pira 3 Milan 1 +48.8
+0.5
Points
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Week of 11/29100.0*Lottery seed
Real Betis 1 Olympiakos Pira 0 -6.1
Milan 5 F91 Dudelange 2 -1.0
Week of 12/13100.0*Lottery seed
Olympiakos Pira 3 Milan 1 +5.9